Advertisements
Advertisements
Question
Carry out the following addition of a rational number.
`2 3/11 + 1 3/77`
Advertisements
Solution
`2 3/11 + 1 3/77`
`= (2xx11+3)/11 + (1xx77+3)/77`
`= 25/11 + 80/77`
Now, LCM of 11 and 77 is 77.
`= 25/11 + 80/77`
`= (25 xx 7)/(11 xx 7) + (80 xx 1)/(77 xx 1)`
`= 175/77 + 80/77`
`= 255/77`
RELATED QUESTIONS
Find the sum:
`5/3 + 3/5`
For each set of rational number, given below, verify the associative property of addition of rational number:
(i) `1/2 , 2/3 "and"-1/6`
Add, the pair of rational numbers, given below, and show that their addition (sum) is also a rational number
`9/(-4) " and" (-3)/8`
Evaluate:
`2/3 + (-4)/5 + 1/3 + 2/5`
Write the Additive Inverse(Negative) of : 1
Fill in the Blank:
`(-5)/(-12)`+ its additive inverse = ______
Multiply the following rational number.
`12/5 xx 4/15`
Carry out the division of rational number:
`5 div 2/5`
Solve:
`3 2/5 - 2 1/4`
Find the sum: `-4 2/3 + 7 5/12`
